1. Toxic Substances Control Act of 1976(TSCA) *passed by the United States Congress in 1976 *The TSCA is found in United States law at *addresses the production, importation, use and disposal of specific chemicals *has 4 subchapters titled "Control of Toxic Substances," "Asbestos Hazard Emergency Response," "Indoor Radon Abatement," "Lead Exposure Reduction *TSCA specifically regulates polychlorinated biphenyl (PCB) products.

2. *TSCA does not separate chemicals into categories of "toxic" and "non-toxic". *Rather it prohibits the manufacture or importation of chemicals that are not on the TSCA Inventory. *Chemicals that are listed on the TSCA inventory are referred to as "existing chemicals". *Generally, manufacturers must submit pre- manufacturing notification to the EPA prior to manufacturing (or importing) new chemicals for commercial purposes. *Require, under Section 8, reporting and recordkeeping by persons who manufacture, import, process, and/or distribute chemical substances in commerce.

3. *administered by the US Environmental Protection Agency *For the past decade EPA has focused efforts on protecting citizens from existing chemicals by making basic screening-level toxicity information on them publicly available.